List of Famous people born in Illinois, United States of America

John Richard Keating was an American clergyman of the Roman Catholic Church. He served as Bishop of Arlington from 1983 until his death in 1998.

Peter Bartlett is an American actor and voice actor.

Frank Lowell Williams is an American former professional basketball player. As a point guard, Williams was drafted out of the University of Illinois with the 25th overall pick in the 2002 NBA draft by the Denver Nuggets.

Roland Wallace Burris is an American politician and attorney who is a former United States Senator from the state of Illinois and a member of the Democratic Party.

Billy Branch is an American blues harmonica player and singer of Chicago blues. Branch is a three-time Grammy nominee, a retired two-term governor of the Chicago Grammy Chapter, an Emmy Award winner, and a winner of the Addy Award. In addition, he has received numerous humanitarian and music awards.

Martin O'Donnell is an American composer known for his work on video game developer Bungie's series, such as Myth, Oni, Halo, and Destiny. O'Donnell collaborated with his musical colleague Michael Salvatori for many of the scores; he has also directed voice talent and sound design for the Halo trilogy. O'Donnell was Bungie's audio lead until April 11, 2014.

Kenneth R. Battle is an American retired professional basketball player.

Jack M. Greenberg was Chairman and CEO of McDonald's Corporation from 1999 through 2002, when he was replaced by James R. Cantalupo. He was promoted to CEO in 1998, succeeding Michael R. Quinlan in that role as Quinlan retained the title of Chairman.

Samuel A. Taylor was an American playwright and screenwriter.